What is the difference between an E0 and an E7 type galaxy?
A) The spiral arms are much tighter in the E7 type galaxy than in the E0.
B) The E7 is much more like a spiral than the E0 type galaxy.
C) The amount of gas is larger in the E0 type eccentric galaxy.
D) The E0 is circular and the E7 more elongated.
E) The E0 is much more like a spiral than the E7 type galaxy.
Ans: D) The E0 is circular and the E7 more elongated.
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